the plural definition of bonk including two bros fucking each other. in the act of bonking, bros will usually moan the lyrics to everytime we touch by cascada, into the ear of their bro.
âhey do you know miguel?â
âoh yeah, weâre bonk bros! we bonked last night and made a bonk tape named stuart little!â
Another word relating to having sexual intercourse with someone.
âHey bro do you wanna bonk?â
âhell yeahâ